Changes for page N95S31B -- NB-IoT Temperature & Humidity Sensor User Manual
Last modified by Mengting Qiu on 2024/04/02 16:44
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... ... @@ -54,7 +54,6 @@ 54 54 * 8500mAh Battery for long term use 55 55 56 56 57 - 58 58 == 1.3 Specification == 59 59 60 60 ... ... @@ -82,7 +82,6 @@ 82 82 * Max boost current: 2A, 1 second 83 83 84 84 85 - 86 86 == 1.4 Applications == 87 87 88 88 * Smart Buildings & Home Automation ... ... @@ -132,7 +132,6 @@ 132 132 133 133 134 134 135 - 136 136 = 2. Use N95S31B to communicate with IoT Server = 137 137 138 138 == 2.1 How it works == ... ... @@ -176,7 +176,6 @@ 176 176 * The local NB-IoT network used the band that N95S31B supports. 177 177 * Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 178 178 179 - 180 180 Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8. 181 181 182 182 N95S31B supports different communication protocol such as : ... ... @@ -302,7 +302,7 @@ 302 302 303 303 === 2.2.7 Use MQTT protocol to uplink data === 304 304 305 -N95S31B supports only plain MQTT now it doesn ’t support TLS and other related encryption.301 +N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption. 306 306 307 307 * (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/Set to use MQTT protocol to uplink 308 308 * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/Set MQTT server address and port ... ... @@ -309,8 +309,8 @@ 309 309 * (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/Set up the CLIENT of MQTT 310 310 * (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/Set the username of MQTT 311 311 * (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/Set the password of MQTT 312 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527 313 -* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 308 +* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/Set the sending topic of MQTT 309 +* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/Set the subscription topic of MQTT 314 314 315 315 [[image:1657352634421-276.png]] 316 316 ... ... @@ -328,20 +328,21 @@ 328 328 329 329 330 330 331 -=== 2.2. 7327 +=== 2.2.8 Use TCP protocol to uplink data === 332 332 329 +This feature is supported since firmware version v110 333 333 334 334 * (% style="color:blue" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink 335 335 * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600 **(%%) ~/~/ to set TCP server address and port 336 336 337 -[[image: image-20220709093918-1.png]]334 +[[image:1657352898400-901.png]] 338 338 339 339 340 -[[image: image-20220709093918-2.png]]337 +[[image:1657352914475-252.png]] 341 341 342 342 343 343 344 -=== 2.2. 8341 +=== 2.2.9 Change Update Interval === 345 345 346 346 User can use below command to change the (% style="color:green" %)**uplink interval**. 347 347 ... ... @@ -348,32 +348,69 @@ 348 348 * (% style="color:blue" %)**AT+TDC=600 ** (%%)~/~/ Set Update Interval to 600s 349 349 350 350 ((( 351 - (%style="color:red" %)**NOTE:**348 + 352 352 ))) 353 353 354 -((( 355 -(% style="color:red" %)1. By default, the device will send an uplink message every 1 hour. 356 -))) 357 357 358 358 359 - 360 360 == 2.3 Uplink Payload == 361 361 362 -In this mode, uplink payload includes in total 14 bytes 363 363 356 +NBSN95 has different working mode for the connections of different type of sensors. This section describes these modes. User can use the AT Command (% style="color:blue" %)**AT+MOD**(%%) to set NBSN95 to different working modes. 364 364 358 + 359 +For example: 360 + 361 + (% style="color:blue" %)**AT+CFGMOD=2 ** (%%)~/~/will set the NBSN95 to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor. 362 + 363 + 364 +The uplink payloads are composed in ASCII String. For example: 365 + 366 +0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload: 367 + 368 +0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes 369 + 370 + 371 +(% style="color:red" %)**NOTE:** 372 + 373 +(% style="color:red" %) 374 +1. All modes share the same Payload Explanation from [[HERE>>path:#Payload_Explain]]. 375 +1. By default, the device will send an uplink message every 1 hour. 376 + 377 + 378 + 379 + 380 +=== 2.3.1 Payload Analyze === 381 + 382 +N95S31B uplink payload includes in total 21 bytes 383 + 384 + 365 365 (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %) 366 366 |=(% style="width: 60px;" %)((( 367 367 **Size(bytes)** 368 -)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 100px;" %)**2**|=(% style="width: 60px;" %)**1** 369 -|(% style="width:97px" %)**Value**|(% style="width:83px" %)[[Device ID>>||anchor="H2.4.1A0A0DeviceID"]]|(% style="width:41px" %)[[Ver>>||anchor="H2.4.2A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.4.3A0BatteryInfo"]]|(% style="width:123px" %)[[Signal Strength>>||anchor="H2.4.4A0SignalStrength"]]|(% style="width:120px" %)[[Distance (unit: mm)>>||anchor="H2.4.5A0Distance"]]|(% style="width:80px" %)[[Interrupt>>||anchor="H2.4.6A0DigitalInterrupt"]] 388 +)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 80px;" %) |=(% style="width: 99px;" %) |=(% style="width: 77px;" %)**2**|=(% style="width: 60px;" %)**1** 389 +|(% style="width:97px" %)**Value**|(% style="width:83px" %)[[Device ID>>||anchor="H2.4.1A0A0DeviceID"]]|(% style="width:41px" %)[[Ver>>||anchor="H2.4.2A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.4.3A0BatteryInfo"]]|(% style="width:123px" %)[[Signal Strength>>||anchor="H2.4.4A0SignalStrength"]]|(% style="width:123px" %)MOD 0X01|(% style="width:99px" %)((( 390 +Reserve/ Same as NBSN95 CFGMOD=1 370 370 392 +No function here. 393 +)))|(% style="width:77px" %)((( 394 +[[Temperature >>||anchor="H2.4.5A0Distance"]] 395 + 396 +By SHT31 397 +)))|(% style="width:80px" %)((( 398 +[[Humidity>>||anchor="H2.4.6A0DigitalInterrupt"]] 399 + 400 +By SHT31 401 +))) 402 + 371 371 ((( 372 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS751 uplink data. 404 +((( 405 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data. 373 373 ))) 407 +))) 374 374 375 375 376 -[[image:16573 31036973-987.png]]410 +[[image:1657354294009-643.png]] 377 377 378 378 ((( 379 379 The payload is ASCII string, representative same HEX:
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